(19)

(11)

EP 2 326 400 A1

(12)

(43) Date of publication: 01.06.2011 Bulletin 2011/22 (21) Application number: 09814140.1 (22) Date of filing: 29.07.2009

(51) International Patent Classification (IPC):  B01D 21/24(2006.01) B01J 4/00(2006.01) B01D 21/06(2006.01) (86) International application number: PCT/FI2009/050641 (87) International publication number: WO 2010/031898 (25.03.2010 Gazette 2010/12)

(84) Designated Contracting States: AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO SE SI SK SM TR Designated Extension States: AL BA RS (30) Priority: 19.09.2008 FI 20085884 (71) Applicant: Finnketju Invest OY 26510 Rauma (FI)	(72) Inventor: TUOMIKOSKI, Pekka FI-26100 Rauma (FI) (74) Representative: Kangasmäki, Reijo Holger  Finnish Patent Consulting FPC Patenttikonsultointi Kangasmäki Oy PL 25 FIN-33401 Tampere FIN-33401 Tampere (FI)